c0e99e1f79
The function not only recovers cleaning policy metadata but is also utilized to initialize data structures so more generic name is actually more accurate Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>
60 lines
1.2 KiB
C
60 lines
1.2 KiB
C
/*
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* Copyright(c) 2012-2022 Intel Corporation
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef __LAYER_CLEANING_POLICY_H__
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#define __LAYER_CLEANING_POLICY_H__
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#include "alru_structs.h"
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#include "nop_structs.h"
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#include "acp_structs.h"
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#include "ocf/ocf_cleaner.h"
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#include "../utils/utils_refcnt.h"
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#define CLEANING_POLICY_CONFIG_BYTES 256
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#define CLEANING_POLICY_TYPE_MAX 4
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#define SLEEP_TIME_MS (1000)
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struct ocf_request;
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struct cleaning_policy_config {
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uint8_t data[CLEANING_POLICY_CONFIG_BYTES];
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};
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struct cleaning_policy {
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union {
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struct nop_cleaning_policy nop;
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struct alru_cleaning_policy alru;
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} policy;
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};
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/* Cleaning policy metadata per cache line */
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struct cleaning_policy_meta {
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union {
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struct nop_cleaning_policy_meta nop;
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struct alru_cleaning_policy_meta alru;
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struct acp_cleaning_policy_meta acp;
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} meta;
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};
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struct ocf_cleaner {
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struct ocf_refcnt refcnt __attribute__((aligned(64)));
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ocf_cleaning_t policy;
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void *cleaning_policy_context;
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ocf_queue_t io_queue;
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ocf_cleaner_end_t end;
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void *priv;
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};
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int ocf_start_cleaner(ocf_cache_t cache);
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void ocf_kick_cleaner(ocf_cache_t cache);
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void ocf_stop_cleaner(ocf_cache_t cache);
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typedef void (*ocf_cleaning_populate_end_t)(void *priv, int error);
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#endif
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